1557040440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{359}}^1\times {\mathrm{769}}^1$

素因数の和:1189

約数の個数: 128

約数和(自身を含む): 4790016000

約数和(自身を除く): 3232975560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 47, 60, 94, 120, 141, 188, 235, 282, 359, 376, 470, 564, 705, 718, 769, 940, 1077, 1128, 1410, 1436, 1538, 1795, 1880, 2154, 2307, 2820, 2872, 3076, 3590, 3845, 4308, 4614, 5385, 5640, 6152, 7180, 7690, 8616, 9228, 10770, 11535, 14360, 15380, 16873, 18456, 21540, 23070, 30760, 33746, 36143, 43080, 46140, 50619, 67492, 72286, 84365, 92280, 101238, 108429, 134984, 144572, 168730, 180715, 202476, 216858, 253095, 276071, 289144, 337460, 361430, 404952, 433716, 506190, 542145, 552142, 674920, 722860, 828213, 867432, 1012380, 1084290, 1104284, 1380355, 1445720, 1656426, 2024760, 2168580, 2208568, 2760710, 3312852, 4141065, 4337160, 5521420, 6625704, 8282130, 11042840, 12975337, 16564260, 25950674, 33128520, 38926011, 51901348, 64876685, 77852022, 103802696, 129753370, 155704044, 194630055, 259506740, 311408088, 389260110, 519013480, 778520220, 1557040440]

約数ペア:

[(1, 1557040440), (2, 778520220), (3, 519013480), (4, 389260110), (5, 311408088), (6, 259506740), (8, 194630055), (10, 155704044), (12, 129753370), (15, 103802696), (20, 77852022), (24, 64876685), (30, 51901348), (40, 38926011), (47, 33128520), (60, 25950674), (94, 16564260), (120, 12975337), (141, 11042840), (188, 8282130), (235, 6625704), (282, 5521420), (359, 4337160), (376, 4141065), (470, 3312852), (564, 2760710), (705, 2208568), (718, 2168580), (769, 2024760), (940, 1656426), (1077, 1445720), (1128, 1380355), (1410, 1104284), (1436, 1084290), (1538, 1012380), (1795, 867432), (1880, 828213), (2154, 722860), (2307, 674920), (2820, 552142), (2872, 542145), (3076, 506190), (3590, 433716), (3845, 404952), (4308, 361430), (4614, 337460), (5385, 289144), (5640, 276071), (6152, 253095), (7180, 216858), (7690, 202476), (8616, 180715), (9228, 168730), (10770, 144572), (11535, 134984), (14360, 108429), (15380, 101238), (16873, 92280), (18456, 84365), (21540, 72286), (23070, 67492), (30760, 50619), (33746, 46140), (36143, 43080)]